Vườn quốc gia Phia Oắc - Phia Đén - 4 Things to Know Before Visiting

Wind Pass is a pass on national highway 3 in Ngan Son district, Bac Kan province, Vietnam. The pass is 50 km north of Bac Kan town, and 10 km south of Ngan Son district town. The top of the pass has an altitude of 800 m above sea level. At the top of the pass, there is Deo Gio village, which has a sightseeing stop and buys local products. The pass is also considered a "dangerous road" with many traffic accidents.

Puong Cave is a large cave in northern Vietnam, belonging to Ba Be National Park in Bac Kan province. Puong Cave is 300 meters long and about 30 meters high, formed from the flow of Nang River through the Lung Nham Limestone Mountains with steep cliffs and various stalactites of unending shapes and colors inside the cave. It is now one of the beautiful tourist attractions in Vietnam.

Hua Ma Cave is located within the Ba Bể national park. The cave could be found in the middle of the mountain, with an altitude of about 350m above sea level, there is a strange cave deep in the mountain in the south-east direction. Local people called it Ca Po - Hua Mak cave. Hua Ma cave has a length of over 700m, with a wide and 40–50m high ceiling, containing many walls, stalactites shimmering. Visitors climb up to the mountains for about 300 meters to Hua Ma cave, 3 meters wide, 5 meters high

Ba Bể Lake is the largest natural lake in Vietnam. It is located in Nam Mẫu commune, Ba Bể district, Bắc Kạn Province in the Northeast region of the country. Ba Bể Lake is a featured geographical science and is a biodiversity reservoir. It is a part of the Ba Bể National Park. It is home to a range of animals and plants.

One of the beautiful waterfalls in Vietnam which were located where the Nang River enters Tuyen Quang Province. The pleasant waterfall and the primitive forest is extremely impressive and it makes this waterfall popular among the tourists.

The Bắc Giang is a left tributary of the Kỳ Cùng River. It is 114 km long with a catchment area of 2670 km² and flows through Lạng Sơn Province and Bắc Kạn Province in northeastern Vietnam. The river originates in Bắc Sơn District in Lạng Sơn Province and flows in a northwesterly direction. It is one of the major water resources in this area and is also a tourist attraction.